Tobias Berschel is found dead after being released from a 15-year prison sentence; Mick doubts the guilt of the victim's father, who is the primary suspect.

A man dressed as Santa Claus is found dead; an investigation leads to the discovery that the victim lead a double life.

A bank employee training exercise with paintball guns ends in tragedy when one of the staff is killed; three executives are under investigation.

Mick suspects that a nurse found strangled and the doctor for whom she worked were having an affair; Mick tries to celebrate his wedding anniversary with Lisa.

Feng shui master Linus Nader is killed with a Shaolin sword in his showroom.

Entrepreneur Jonas Breitkamp is found dead in the water; after having been reconciled for only a few weeks, Jonas' father is investigated; Lisa tells Mick that she wants a divorce.